KR20070101278A - 자립식 승강 스크린 - Google Patents

자립식 승강 스크린 Download PDF

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Publication number
KR20070101278A
KR20070101278A KR1020077016403A KR20077016403A KR20070101278A KR 20070101278 A KR20070101278 A KR 20070101278A KR 1020077016403 A KR1020077016403 A KR 1020077016403A KR 20077016403 A KR20077016403 A KR 20077016403A KR 20070101278 A KR20070101278 A KR 20070101278A
Authority
KR
South Korea
Prior art keywords
screen
arm
lower arm
arms
support member
Prior art date
Application number
KR1020077016403A
Other languages
English (en)
Korean (ko)
Inventor
마사유키 고테라
마사유키 오쿠무라
Original Assignee
오에스 고교 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 오에스 고교 가부시키가이샤 filed Critical 오에스 고교 가부시키가이샤
Publication of KR20070101278A publication Critical patent/KR20070101278A/ko

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
KR1020077016403A 2005-02-10 2006-02-06 자립식 승강 스크린 KR20070101278A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005033749 2005-02-10
JPJP-P-2005-00033749 2005-02-10
JP2005267048A JP4581935B2 (ja) 2005-02-10 2005-09-14 自立式昇降スクリーン
JPJP-P-2005-00267048 2005-09-14

Publications (1)

Publication Number Publication Date
KR20070101278A true KR20070101278A (ko) 2007-10-16

Family

ID=36793076

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077016403A KR20070101278A (ko) 2005-02-10 2006-02-06 자립식 승강 스크린

Country Status (5)

Country Link
EP (1) EP1850174A1 (ja)
JP (1) JP4581935B2 (ja)
KR (1) KR20070101278A (ja)
TW (1) TW200643600A (ja)
WO (1) WO2006085504A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1990681A3 (en) * 2007-05-09 2009-06-24 Bright Supply Corporation Retractable frame of projection screen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0596848U (ja) * 1992-05-29 1993-12-27 日本ビクター株式会社 スライドアップスクリーン
JPH063746A (ja) * 1992-06-22 1994-01-14 Mitsubishi Electric Corp 昇降スクリーン装置
JP3411515B2 (ja) * 1998-08-20 2003-06-03 泉株式会社 可搬式スクリーン
JP4141864B2 (ja) * 2002-05-23 2008-08-27 株式会社オーエス 自立式手動昇降スクリーン

Also Published As

Publication number Publication date
JP2006251756A (ja) 2006-09-21
WO2006085504A1 (ja) 2006-08-17
JP4581935B2 (ja) 2010-11-17
TW200643600A (en) 2006-12-16
EP1850174A1 (en) 2007-10-31

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